Try detect msbuild for cake macOS

file.cs

public static class TestClass
{
 
        static string GetMsBuildPath(int versionMajor, string pathContains)
        {
            var defaultDirectories = new[]
            {
                Path.Combine(System.Environment.GetEnvironmentVariable("HOME"), "Library/Caches/VisualStudio"),
                "/Library/Frameworks/Mono.framework/Versions",
                "/usr/local/share/dotnet/sdk",
            };
            var files = defaultDirectories
               .OrderByDescending(a => a)
               .Where(a => a.ToLowerInvariant().Contains(pathContains.ToLowerInvariant()))
               .Select(FindMsbuild)
               .SelectMany(a => a)
               .Distinct()
               .Select(a =>
                {
                    var info = FileVersionInfo.GetVersionInfo(a);
                    return (a, info.GetVersion());
                })
               .Where(a => a.Item2 != null)
               .OrderByDescending(a => a.Item2)
               .ToArray();

            var (path, _) = files.FirstOrDefault(a => a.Item2!.Major == versionMajor);
            if (string.IsNullOrWhiteSpace(path))
                return files.FirstOrDefault().Item1;
            return path;
        }
        
        static IEnumerable<string> FindMsbuild(string directory)
        {
            var dllFiles = Directory.GetFiles(directory, "*.dll", SearchOption.AllDirectories);
            return dllFiles.Where(a => Path.GetFileName(a) == "MSBuild.dll");
        }
        
        public static Version GetVersion(this FileVersionInfo info)
        {
            if (info == null || !info.FileVersion.TryParseVersion(out var version))
                return null;
            return version;
        }
        
        public static bool TryParseVersion(this string input, out Version result)
            => Version.TryParse(VersionFormat(input), out result);

        static string VersionFormat(this string version)
        {
            if(string.IsNullOrWhiteSpace(version))
                return string.Empty;
            
            version = version.Trim(' ').Trim('.');

            if (!version.Contains('.'))
                version += ".0";
            return version;
        }
}